Physical Properties of Titanium Alloys in the Annealed Condition at -20°F to +100°F

Tensile Strength

Yield Strength

Alloy

UNS Designation

Spec.

psi

MPa

ksi

psi

MPa

ksi

Elongation in 2 in. (min.) %

Grain Size Req.

Max. Hard-ness

Modulus of Elasticity (x106psi)

Mean Coefficient of Thermal Expansion IN./ IN./ °F x 10-6)

Thermal Conductivity (BTU-in/ ft2-h-°F)

Titanium

R50400

B338

50,000

(345)

50

40,000– 65,000

(276– 448)

40– 65

20

—

—

16.0

5.1

144

Composition of Titanium tubing and pipe

Grade

Titanium Grade 2

UNS Designation

R50400

Nickel (Ni)

—

Chromium (Cr)

—

Iron (Fe)

0.30 Max.

Molybdenum (Mo)

—

Titanium (Ti) Max.

Bal.

Aluminum (Al) Max.

—

Cobalt (Co) Max.

—

Tungsten (W)

—

Vanadium (V) Max.

—

Copper (Cu) Max.

—

Manganese (Mn) Max.

—

Niobium (Nb) plus Tantalum

—

Carbon (C) Max.

0.08

Nitrogen (N) Max.

0.03 Max.

Silicon (Si) Max.

—

Sulphur (S) Max.

—

Phosphorous (P) Max.

—

Other Elements

H=0.015, O=0.25 Max.

Titanium Product Range

Alloy

UNS Designation

Werkstoff NR.

Specifications*

Titanium

R50400

3.7035

B/SB338

*Note: The specifications noted including ASTM, ASME, or other applicable authorities are correct at the time of publication. Other specifications may apply for use of these materials in different applications.